<html>
    <head>
        <script id="jquery_183" type="text/javascript" class="library" src="http://runjs.cn/js/sandbox/jquery/jquery-1.8.3.min.js"></script>
        <script src="select2.min.js"></script>
        <link href="select2.css" rel="stylesheet"/>
    </head>
    <script id="script_e3">
        $(document).ready(function () {
            $("#e3").select2({
                formatNoMatches: '没有找到相应的结果'

            });
            alert("Selected value is: "+$("#e3").select2("val"));
        });
    </script>
    <body>
        <p>
            <select id="e3" style="width:300px" class="populate">
                <option value="3">第一项</option>
                <option>第二项</option>
            </select>
        </p>
    </body>
</html>